function setPage() {
    // set time, it's in milliseconds
    var name = "page";
    var value = top.location.toString();
    var expires = 30;
    var path = "/";
    var domain = ".sevenoaksschool.org";
    var secure = "";
    var today = new Date();
    today.setTime(today.getTime());


	if (value.indexOf("parent-login") == -1)
{

    /*
    if the expires variable is set, make the correct
    expires time, the current script below will set
    it for x number of days, to make it for hours,
    delete * 24, for minutes, delete * 60 * 24
    */
    if (expires) {
        expires = expires * 1000 * 60 * 60 * 24;
    }
    var expires_date = new Date(today.getTime() + (expires));

    document.cookie = "page" + "=" + escape(value) +
((expires) ? ";expires=" + expires_date.toGMTString() : "") +
((path) ? ";path=" + path : "") +
((domain) ? ";domain=" + domain : "") +
((secure) ? ";secure" : "");
}
}